Originally Posted by
Jim.Thompson
There is an S Port connection in Raleighcopters wiring drawing/circuit connections to the XIAO, on the Git Hub Wiki.
This seems to suggest that a S Port FrSky receiver is used.
Is this correct?
To be sure, better ask Dave, but
AFAIK, this connection is for if you want to see the telemetry data on your screen. To my knowledge the S-port has no role in the functioning of the mixture control as such. That works via a normal servo-output from any RX.